8VK2
X-ray crystal structure of human IgE 4C8 Fab
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | SYNCHROTRON |
| Source details | APS BEAMLINE 22-ID |
| Synchrotron site | APS |
| Beamline | 22-ID |
| Temperature [K] | 100 |
| Detector technology | PIXEL |
| Collection date | 2022-07-24 |
| Detector | DECTRIS EIGER2 XE 16M |
| Wavelength(s) | 1.000 |
| Spacegroup name | P 21 21 21 |
| Unit cell lengths | 62.009, 80.664, 164.807 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 39.207 - 2.508 |
| Rwork | 0.198 |
| R-free | 0.24710 |
| Structure solution method | MOLECULAR REPLACEMENT |
| Starting model (for MR) | 7mlh |
| RMSD bond length | 0.006 |
| RMSD bond angle | 1.220 |
| Data reduction software | HKL-2000 |
| Data scaling software | HKL-2000 |
| Phasing software | MOLREP |
| Refinement software | REFMAC (5.8.0419) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 39.207 | 2.540 |
| High resolution limit [Å] | 2.500 | 2.500 |
| Rmerge | 0.158 | 0.708 |
| Rmeas | 0.171 | 0.773 |
| Rpim | 0.064 | 0.307 |
| Number of reflections | 29122 | 1423 |
| <I/σ(I)> | 16.6 | 2 |
| Completeness [%] | 99.9 | 99.9 |
| Redundancy | 6.9 | 5.8 |
| CC(1/2) | 0.980 | 0.819 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.3 | 293 | 0.1 M Tris, 0.1 M sodium formate, 20% w/v PEG3350 |
